X0508 4 2025-07-14 0002057463 GCI Liberty, Inc. GLIBK 0001452212 Green Richard R 12300 LIBERTY BOULEVARD ENGLEWOOD CO 80112 1 0 Series C GCI Group Common Stock 2025-07-14 5 J 0 1460.0000 0.0000 A 1460.0000 D Series A GCI Group Common Stock 2025-07-14 5 J 0 33.0000 0.0000 A 33.0000 I By Spouse Series C GCI Group Common Stock 2025-07-14 5 J 0 126.0000 0.0000 A 126.0000 I By Spouse On July 14, 2025, Liberty Broadband Corporation completed the spin-off of the Issuer, which was effected by the distribution to each holder of its common stock as of 5:00 p.m., New York City time, on June 30, 2025, of 0.20 of a share of the Issuer's Series A, Series B and Series C GCI Group common stock for each whole share of the corresponding series of Liberty Broadband Corporation's common stock, with cash (with no interest) paid in lieu of fractional shares. The Reporting Person disclaims beneficial ownership of these shares owned by his spouse. /s/ Brittany A. Uthoff as Attorney-in-Fact for Richard R. Green 2025-07-16